{"id":"https://openalex.org/W4412352710","doi":"https://doi.org/10.1109/twc.2025.3585772","title":"Graph Neural Network-Based Energy-Efficient Optimization for RIS-Assisted Wireless Networks","display_name":"Graph Neural Network-Based Energy-Efficient Optimization for RIS-Assisted Wireless Networks","publication_year":2025,"publication_date":"2025-07-11","ids":{"openalex":"https://openalex.org/W4412352710","doi":"https://doi.org/10.1109/twc.2025.3585772"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2025.3585772","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2025.3585772","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://biblio.ugent.be/publication/01KMMRGNQS5SHMN7BMGNR09HJS/file/01KMMRK2PFZRJTM168XQCW67TV.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5054964277","display_name":"Yin Bo","orcid":"https://orcid.org/0000-0003-4784-7738"},"institutions":[{"id":"https://openalex.org/I12607205","display_name":"University College Ghent","ror":"https://ror.org/00rs45z86","country_code":"BE","type":"education","lineage":["https://openalex.org/I12607205"]},{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]},{"id":"https://openalex.org/I39327780","display_name":"iMinds","ror":"https://ror.org/03baec336","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I39327780"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Bo Yin","raw_affiliation_strings":["Department of Information Technology, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium","Department of Information Technology, Faculty of Engineering and Architecture, Ghent University &#x2013; IMEC, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0003-4784-7738","affiliations":[{"raw_affiliation_string":"Department of Information Technology, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Department of Information Technology, Faculty of Engineering and Architecture, Ghent University &#x2013; IMEC, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200","https://openalex.org/I39327780","https://openalex.org/I12607205"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5116134409","display_name":"Jorn Schampheleer","orcid":"https://orcid.org/0009-0004-7194-6298"},"institutions":[{"id":"https://openalex.org/I12607205","display_name":"University College Ghent","ror":"https://ror.org/00rs45z86","country_code":"BE","type":"education","lineage":["https://openalex.org/I12607205"]},{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]},{"id":"https://openalex.org/I39327780","display_name":"iMinds","ror":"https://ror.org/03baec336","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I39327780"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Jorn Schampheleer","raw_affiliation_strings":["Department of Information Technology, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium","Department of Information Technology, Faculty of Engineering and Architecture, Ghent University &#x2013; IMEC, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0009-0004-7194-6298","affiliations":[{"raw_affiliation_string":"Department of Information Technology, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Department of Information Technology, Faculty of Engineering and Architecture, Ghent University &#x2013; IMEC, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200","https://openalex.org/I39327780","https://openalex.org/I12607205"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018341759","display_name":"Wout Joseph","orcid":"https://orcid.org/0000-0002-8807-0673"},"institutions":[{"id":"https://openalex.org/I12607205","display_name":"University College Ghent","ror":"https://ror.org/00rs45z86","country_code":"BE","type":"education","lineage":["https://openalex.org/I12607205"]},{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]},{"id":"https://openalex.org/I39327780","display_name":"iMinds","ror":"https://ror.org/03baec336","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I39327780"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Wout Joseph","raw_affiliation_strings":["Department of Information Technology, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium","Department of Information Technology, Faculty of Engineering and Architecture, Ghent University &#x2013; IMEC, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-8807-0673","affiliations":[{"raw_affiliation_string":"Department of Information Technology, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Department of Information Technology, Faculty of Engineering and Architecture, Ghent University &#x2013; IMEC, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200","https://openalex.org/I39327780","https://openalex.org/I12607205"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021076613","display_name":"Margot Deruyck","orcid":"https://orcid.org/0000-0002-0816-6465"},"institutions":[{"id":"https://openalex.org/I12607205","display_name":"University College Ghent","ror":"https://ror.org/00rs45z86","country_code":"BE","type":"education","lineage":["https://openalex.org/I12607205"]},{"id":"https://openalex.org/I32597200","display_name":"Ghent University","ror":"https://ror.org/00cv9y106","country_code":"BE","type":"education","lineage":["https://openalex.org/I32597200"]},{"id":"https://openalex.org/I39327780","display_name":"iMinds","ror":"https://ror.org/03baec336","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I39327780"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Margot Deruyck","raw_affiliation_strings":["Department of Information Technology, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium","Department of Information Technology, Faculty of Engineering and Architecture, Ghent University &#x2013; IMEC, Ghent, Belgium"],"raw_orcid":"https://orcid.org/0000-0002-0816-6465","affiliations":[{"raw_affiliation_string":"Department of Information Technology, Faculty of Engineering and Architecture, Ghent University, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200"]},{"raw_affiliation_string":"Department of Information Technology, Faculty of Engineering and Architecture, Ghent University &#x2013; IMEC, Ghent, Belgium","institution_ids":["https://openalex.org/I32597200","https://openalex.org/I39327780","https://openalex.org/I12607205"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5054964277"],"corresponding_institution_ids":["https://openalex.org/I12607205","https://openalex.org/I32597200","https://openalex.org/I39327780"],"apc_list":null,"apc_paid":null,"fwci":0.6013,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.68171745,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"25","issue":null,"first_page":"664","last_page":"680"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11932","display_name":"Wireless Body Area Networks","score":0.9936000108718872,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11932","display_name":"Wireless Body Area Networks","score":0.9936000108718872,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10080","display_name":"Energy Efficient Wireless Sensor Networks","score":0.9901999831199646,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9890000224113464,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7094095349311829},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.5552206635475159},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.48747825622558594},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.47898387908935547},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.45380643010139465},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.4456675946712494},{"id":"https://openalex.org/keywords/graph-theory","display_name":"Graph theory","score":0.41282233595848083},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2913593649864197},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25626885890960693},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.24625706672668457},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11536917090415955}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7094095349311829},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.5552206635475159},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.48747825622558594},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.47898387908935547},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.45380643010139465},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.4456675946712494},{"id":"https://openalex.org/C88230418","wikidata":"https://www.wikidata.org/wiki/Q131476","display_name":"Graph theory","level":2,"score":0.41282233595848083},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2913593649864197},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25626885890960693},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.24625706672668457},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11536917090415955},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/twc.2025.3585772","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2025.3585772","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:archive.ugent.be:01KMMRGNQS5SHMN7BMGNR09HJS","is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-01KMMRGNQS5SHMN7BMGNR09HJS","pdf_url":"https://biblio.ugent.be/publication/01KMMRGNQS5SHMN7BMGNR09HJS/file/01KMMRK2PFZRJTM168XQCW67TV.pdf","source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1558-2248","raw_type":"info:eu-repo/semantics/publishedVersion"}],"best_oa_location":{"id":"pmh:oai:archive.ugent.be:01KMMRGNQS5SHMN7BMGNR09HJS","is_oa":true,"landing_page_url":"http://hdl.handle.net/1854/LU-01KMMRGNQS5SHMN7BMGNR09HJS","pdf_url":"https://biblio.ugent.be/publication/01KMMRGNQS5SHMN7BMGNR09HJS/file/01KMMRK2PFZRJTM168XQCW67TV.pdf","source":{"id":"https://openalex.org/S4306400478","display_name":"Ghent University Academic Bibliography (Ghent University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I32597200","host_organization_name":"Ghent University","host_organization_lineage":["https://openalex.org/I32597200"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1558-2248","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8799999952316284}],"awards":[{"id":"https://openalex.org/G1299117067","display_name":null,"funder_award_id":"202206150004","funder_id":"https://openalex.org/F4320322725","funder_display_name":"China Scholarship Council"}],"funders":[{"id":"https://openalex.org/F4320322725","display_name":"China Scholarship Council","ror":"https://ror.org/04atp4p48"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4412352710.pdf","grobid_xml":"https://content.openalex.org/works/W4412352710.grobid-xml"},"referenced_works_count":42,"referenced_works":["https://openalex.org/W1967956032","https://openalex.org/W2788350651","https://openalex.org/W2907492528","https://openalex.org/W2911286998","https://openalex.org/W2950077417","https://openalex.org/W2990045899","https://openalex.org/W3005476696","https://openalex.org/W3048657120","https://openalex.org/W3094619726","https://openalex.org/W3109685033","https://openalex.org/W3111499798","https://openalex.org/W3117031041","https://openalex.org/W3126686235","https://openalex.org/W3129486236","https://openalex.org/W3130099654","https://openalex.org/W3133817254","https://openalex.org/W3160036209","https://openalex.org/W3160088606","https://openalex.org/W3166362157","https://openalex.org/W3185482389","https://openalex.org/W3208735652","https://openalex.org/W3213037190","https://openalex.org/W4214811518","https://openalex.org/W4280571452","https://openalex.org/W4282962298","https://openalex.org/W4285307882","https://openalex.org/W4312647956","https://openalex.org/W4313001863","https://openalex.org/W4315630035","https://openalex.org/W4320015823","https://openalex.org/W4376481329","https://openalex.org/W4383428064","https://openalex.org/W4384303901","https://openalex.org/W4384786619","https://openalex.org/W4385187170","https://openalex.org/W4385694541","https://openalex.org/W4385800970","https://openalex.org/W4387757589","https://openalex.org/W4387870758","https://openalex.org/W4387934956","https://openalex.org/W4389799491","https://openalex.org/W4393253092"],"related_works":["https://openalex.org/W2391251536","https://openalex.org/W2362198218","https://openalex.org/W2019521278","https://openalex.org/W1984922432","https://openalex.org/W2375008505","https://openalex.org/W1982750869","https://openalex.org/W2085756966","https://openalex.org/W2350679292","https://openalex.org/W2086348228","https://openalex.org/W4390653028"],"abstract_inverted_index":{"Reconfigurable":[0],"Intelligent":[1],"Surfaces":[2],"(RISs)":[3],"are":[4],"recognized":[5],"as":[6,67],"a":[7,68,131],"promising":[8],"solution":[9],"for":[10,49,116],"enhancing":[11],"the":[12,32,50,65,72,104,123],"energy":[13],"efficiency":[14],"(EE)":[15],"of":[16,53,125],"next-generation":[17],"wireless":[18,38],"networks,":[19,39],"attributable":[20],"to":[21,74,102,130],"their":[22,111],"low":[23],"power":[24],"consumption":[25],"and":[26,58,80,94,119,139,143],"signal":[27],"enhancement":[28],"capabilities.":[29],"To":[30],"address":[31],"EE":[33,135],"maximization":[34],"in":[35,134,145],"RIS-aided":[36],"multi-user":[37],"we":[40],"propose":[41],"an":[42],"innovative":[43],"graph":[44],"neural":[45],"network":[46,66,147],"(GNN)-based":[47],"framework":[48,63],"joint":[51],"optimization":[52],"base":[54],"station":[55],"(BS)":[56],"beamforming":[57],"RISs":[59],"phase":[60],"shifts.":[61],"The":[62],"models":[64],"heterogeneous":[69],"graph,":[70],"enabling":[71],"GNN":[73,92,96],"capture":[75],"complex":[76],"interactions":[77],"between":[78],"RIS":[79],"user":[81],"equipment":[82],"(UE)":[83],"nodes.":[84],"We":[85],"introduce":[86],"two":[87],"distinct":[88],"feature":[89],"initialization":[90],"methods\u2014Vertex-initialized":[91],"(VIGNN)":[93],"Edge-initialized":[95],"(EIGNN)\u2014and":[97],"develop":[98],"specialized":[99],"loss":[100],"functions":[101],"guide":[103],"learning":[105],"process,":[106],"with":[107],"theoretical":[108],"analyses":[109],"confirming":[110],"convergence.":[112],"Extensive":[113],"numerical":[114],"simulations":[115],"both":[117],"single-cell":[118],"cell-free":[120],"scenarios":[121],"validate":[122],"effectiveness":[124],"our":[126],"approach,":[127],"achieving":[128],"up":[129],"5%":[132],"improvement":[133],"over":[136],"conventional":[137],"methods":[138],"showcasing":[140],"its":[141],"scalability":[142],"adaptability":[144],"dynamic":[146],"environments.":[148]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-01-10T23:39:48.068659","created_date":"2025-10-10T00:00:00"}
